package operatori;

public class Plus extends Operator{
    @Override
    public double calcul(double aux1, double aux2){
        return aux1 + aux2;
    }
    public static double Calcul(double aux1, double aux2){
        return aux1 + aux2;
    }

    public double calculDerivata(){
        if(fStang == null || fDrept == null)
            System.exit(1);
        return calcul(fStang.calculDerivata(),fDrept.calculDerivata());
    }

    public String derivare(){
        if(fStang == null || fDrept == null)
            System.exit(1);
        return concatTermeni(fStang.derivare(), fDrept.derivare());
    }

    public String concatTermeni(String aux1, String aux2){
        String aux;
        if(aux1.compareTo("0") == 0 || aux2.compareTo("0") == 0)
            aux = aux1;
        else
            if(aux1.compareTo("0") == 0)
                aux = aux2;
            else
                if(aux2.compareTo("0") == 0)
                    aux = aux1;
                else
                    aux = aux1 + "+" + aux2;
        return aux;
    }

    public static String concatTermens(String aux1, String aux2){
        String aux;
        if(aux1.compareTo("0") == 0 || aux2.compareTo("0") == 0)
            aux = aux1;
        else
            if(aux1.compareTo("0") == 0)
                aux = aux2;
            else
                if(aux2.compareTo("0") == 0)
                    aux = aux1;
                else
                    aux = aux1 + "+" + aux2;
        return aux;
    }

    @Override
    public double calcul() {
        return 0;
    }
}
